[streaming] transcoding 0.8.6e, h264 and number of threads used
Nicolas VANHAUTE
nicolas.vanhaute at ac-clermont.fr
Thu Mar 5 11:42:26 CET 2009
hi,
I'm trancoding a live event with vlc 0.8.6e (in a VLM conf file).
I changed server because of cpu usage (too high), now I have bi xeon 2.6
GHz.
It seems to me that VLC doesn't use several cpu, I even tested threads=0
1 2 3 or 4... and same result.
I get that with top :
top - 11:40:46 up 1 day, 23:11, 2 users, load average: 1.04, 0.98, 0.84
Tasks: 70 total, 1 running, 69 sleeping, 0 stopped, 0 zombie
Cpu0 : 0.3%us, 0.0%sy, 0.0%ni, 99.7%id, 0.0%wa, 0.0%hi, 0.0%si,
0.0%st
Cpu1 : 0.0%us, 0.3%sy, 0.0%ni, 99.7%id, 0.0%wa, 0.0%hi, 0.0%si,
0.0%st
Cpu2 :100.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si,
0.0%st
Cpu3 : 0.0%us, 0.0%sy, 0.0%ni,100.0%id, 0.0%wa, 0.0%hi, 0.0%si,
0.0%st
Mem: 4150096k total, 399772k used, 3750324k free, 52136k buffers
Swap: 1502036k total, 0k used, 1502036k free, 253864k cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
4321 nvanhaut 20 0 156m 38m 7572 S 101 1.0 6:51.42 vlc
any idea how to use multithreads ?
Thanks
regards
Nicolas
--
__________________________________________________
Nicolas Vanhaute
Rectorat de Clermont-Ferrand
Centre Informatique Académique
3, Av. Vercingetorix - 63033 Clermont-Ferrand
Mel : nicolas.vanhaute at ac-clermont.fr
Tel : +33 4 73 99 30 52 Fax : +33 4 73 99 30 21
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